A line parallel to a triangle’s side splits one side into lengths of 9 and 3. The other side is split into lengths of 12 and x. What is the value of x? (Enter the number only)
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bill533:
@563blackghost
jhonyy9:
|dw:1547504100205:dw|
use the proportionality of corresponding sides
jhonyy9:
no
proportionality of corresponding sides .... so how you ve got this result ?
bill533:
EF =
jhonyy9:
no
you need calcule the value of x
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bill533:
is it 4
jhonyy9:
9/3 = 12/x
yes exactly
jhonyy9:
questions ?
bill533:
Did i had to divide by 9
9x/9 = 26/9
x = 4
jhonyy9:
no 26 you wan there 36
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jhonyy9:
bc 36/9 = 4
jhonyy9:
ok. ?
bill533:
ok i got you but could you help me with more of my math questions
jhonyy9:
ok. ?
bill533:
ok
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jhonyy9:
\(\color{#0cbb34}{\text{Originally Posted by}}\) @jhonyy9
9/3 = 12/x
cross multiply
9x = 3*12
9x = 36 divide both sides by 9
x = 36 / 9
x = 4
\(\color{#0cbb34}{\text{End of Quote}}\)